*{
    padding: 0;
        margin: 0;

}

.mainbody{

    width: 100%;
    height:766px;
    background-color: antiquewhite;

}




.mainbody .main-nav{

    width:100%;
    height: 70px;
    background-color: azure;

}

.mainbody .main-nav img{
    width: 96px;
    height:66px;
    padding-top: 5px;
    padding-bottom: 5px;
    padding-left: 18px;

}

.mainbody  .main-nav  .nav-left{

    width:912px;
    height: 10px;
    float:  right;

}

.mainbody  .main-nav  .nav-left .nav-content{

    width:114px;
    height: 70px;
    padding-top: 30px;
    padding-bottom: 5px;
    font-family: "Microsoft Yahei";
    font-size: 16px;
    text-align: center;
    color: blue;
    float: left;

}